Wirelessly connect your JB4 to your phone!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
Wirelessly connect your JB4 to your phone!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For JB4 systems produced 2017 and later. Please check board diagrams to properly identify your JB4 before ordering.
Increased fueling for bigger power - supports up to 900whp!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
A 4 chamber, baffled oil catch can complete with a universal mount and drain system!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Capable of 700+ WHP with supporting modifications - New, no core charge!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Precision engineered to feed cooler, denser air to your engine - +15HP/+13TQ
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states - CARB EO D-176-56 (2019-21 F2x/F3x M240i/340i/440i Only)
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-03-2026
Serious engine oil cooling for the most demanding engines
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For custom applications only. Not a direct bolt on.
Upgrade your intake manifold to reduce IATs and intake restriction for great power potential!
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Upgrade From Your Outdated Batch-Fire Injector Controller!
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Add in a 0-10 Bar Pressure Sensor For Your Motiv ReFlex!
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Give your car Unrestricted air flow!
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Remove the dead area from your throttle pedal.
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Access your BMWs DME wirelessly by connecting to your phone! The enthusiast's tool of choice for xHP Flashtool and many other transmission and engine tuning options.
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Increase turbo efficiency and response while increasing intake sound for a sportier feel!
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-03-2026
With Tank, Stainless Steel Braided Line, 4AN Fittings
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Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit
This product was last offered at the strikethrough price on
05-02-2026
Add in A Genuine VDO Ethanol Sensor!
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We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
04-17-2026